8.1: Building a Quadrilateral
Here is a right isosceles triangle:

- Rotate triangle ABC 90 degrees clockwise around B.
- Rotate triangle ABC 180 degrees clockwise round B.
- Rotate triangle ABC 270 degrees clockwise around B.
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What would it look like when you rotate the four triangles 90 degrees clockwise around B? 180 degrees? 270 degrees clockwise?